staging:iio:gyro:adis16260 remove some unused headers

These should have gone with the iio_chan_spec conversion patch.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/iio/gyro/adis16260_core.c

@@ -21,8 +21,6 @@
 #include "../iio.h"
 #include "../sysfs.h"
 #include "../ring_generic.h"
-#include "../adc/adc.h"
-#include "gyro.h"
 
 #include "adis16260.h"